.app-banner{
    height: 100%;
    background-color: aquamarine;
    color: black;

    .banner-title{
        line-height:44px ;
        background-color: white;
        text-align: center;
        font-size: 18px;
    }
    .banner-main{
        flex: 1;
        background:url('../imgs/健身美女.jpeg') no-repeat center;
        background-size: cover;
        position: relative;

        .main-num{
            width: 105px;
            line-height: 35px;
            border-radius: 20px;
            background-color: white;
            text-align: center;
            position: absolute;
            top: 18px;
            right: 8px;

        }

        .main-font{
            width: 100%;
            color: white;
            font-size: 48px;
            font-weight: bold;
            position: absolute;
            text-align: center;
            top:500px;
        }
    }

}